UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U6QfTSHaLGjCPz8YxyquerFwHsyPqdYVR8Z7NMHRQxk=' 
WHERE 
  key_id = '4a61a4e6fc74041a234217056467d285dd28940c286e334ccc9bc15fe54ceb59' 
  AND (
    token = 'U6QfTSHaLGjCPz8YxyquerFwHsyPqdYVR8Z7NMHRQxk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )